7.1. INTRODUCTION7.2. FUNDAMENTALS OF VENTILATION NETWORK ANALYSIS7.2.1. Kirchhoff's Laws7.2.2. Compressible or incompressible flow in ventilation network analysis7.2.3. Deviations from the Square Law7.3. METHODS OF SOLVING VENTILATION NETWORKS7.3.1. Analytical Methods7.3.1.1. Ebuivalent Resistances7.3.1.2. Direct Application of Kirchhoff's Laws7.3.2. Numerical Methods7.4. VENTILATION NETWORK SIMULATION PACKAGES7.4.1. Concept of a mathematical model7.4.2. Structure of a ventilation simulation package7.4.3. Operating system for a VNET package7.4.4. Incorporation of air quality into a network simulation package7.4.5. Obtaining a ventilation simulation package7.4.6. Example of a computer networkREFERENCES